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LICENSE: public domain, copied from freecalypso-tools
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 24 Jun 2023 04:24:38 +0000
parents f98ca59c079d
children
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26
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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1 Once you have flashed a FreeCalypso VPM firmware build into your C1xx phone,
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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2 what do you do with it afterward? In order to play with this voice pseudo-
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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3 modem, you need to connect the headset jack serial cable between your host
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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4 computer and your phone-turned-VPM and run rvinterf. With rvinterf running on
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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5 the serial or USB-serial port connected to the target, press the red power
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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6 button on the phone - a momentary press is sufficient. On C11x and C139
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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7 subfamilies you will hear a chirp sound as the firmware boots - this chirp
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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8 (comes unchanged from TI, going back to at least C-Sample, if not earlier) is
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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9 emitted via the buzzer, which is missing on C155/156. You will see debug trace
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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10 output from the fw in the rvinterf terminal window, and your setup is ready to
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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11 play with using fc-shell.
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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12
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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13 Every 5 s our VPM firmware sends a keepalive query packet out the serial port
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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14 (it's a FreeCalypso-invented extension to RVTMUX), and rvinterf responds with
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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15 keepalive answer. If there is no rvinterf, i.e., if you press the power button
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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16 on a VPM-flashed phone with no host computer connected or if you kill rvinterf
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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17 or unplug the serial cable, the firmware will automatically power off in 15 to
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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18 20 s after not receiving keepalive responses. On buzzer-equipped C11x and C139
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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19 phones you will hear another brief sound (of lower frequency) when the firmware
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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20 executes its poweroff operation.
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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21
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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22 If you plug in the charging power source (which forces the Calypso+Iota chipset
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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23 to be switched on), the firmware will not power off on its own for as long as
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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24 it is plugged in (the stay-on condition is charging power present OR rvinterf
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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25 present). If battery charging configuration is present in FFS (and it is
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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26 present in FFS images generated by scripts in the present fc-am-toolkit), the
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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27 battery will also charge - but please see caveats about battery charging at the
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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28 end of C1xx-flashing article.
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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29
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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30 Bringing up GSM network connection with fc-shell
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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31 ================================================
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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32
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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33 Once you have rvinterf running and communicating with the VPM-flashed C1xx
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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34 phone over the serial cable, you need to open another terminal window and run
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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35 fc-shell. That second fc-shell terminal window will be the method by which you
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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36 issue AT commands to the GSM MS.
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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37
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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38 The sequence of AT commands which I (Mother Mychaela) typically use when
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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39 bringing up a test GSM MS is as follows:
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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40
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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41 AT+CMEE=2 -- enable verbose error responses
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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42 AT+CFUN=1 -- bring up SIM and enable radio functionality
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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43 AT+CREG=2 -- see registration status async responses
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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44 AT+CRC=1 -- extended RING async responses
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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45 AT+CLIP=1 -- show calling number on incoming calls
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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46 AT+CNMI=2,1 -- show indications of incoming SMS
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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47 AT+COPS=0 -- connect to the default operator
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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48
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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49 Once you are connected to the network, you can dial outgoing voice calls with
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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50 ATDnumber; (semicolon at the end is required - no CSD support in VPM), and you
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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51 can answer incoming calls with ATA. ATH in an active call will hang up.
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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52
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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53 If you receive incoming SMS, they will be written into SIM storage (no ME
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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54 storage has been implemented in FreeCalypso yet), and if you did the AT+CNMI=2,1
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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55 step, you will see a +CMTI notification. You can then read them out with
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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56 fcup-smdump -R (the -R option tells fcup-* utilities to connect via rvinterf),
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
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57 and you can decode the retrieved SMS PDUs with sms-pdu-decode. You can send
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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58 outgoing SMS with fcup-smsend -R - see documentation in FC host tools package.
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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59
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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60 Once you are done with your GSM play session, do a clean shutdown (IMSI detach
f98ca59c079d doc/C1xx-VPM-usage: new article
Mychaela Falconia <falcon@freecalypso.org>
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61 etc) with AT+CFUN=0, and then power down the VPM phone with fc-shell poweroff.